Through the window, the movement from inside when we pressed the bell caught my eye. A small lady, about my grandmother's age, with grey, roller-set hair was hastily tiptoeing to the back of the house. From where we stood, we watched as she tucked herself behind a corner of the fridge and waited.

The main differentiating factor between introverts and extroverts is where we gain our energy. Extroverts get it from being out in the world, socializing, stimulating that brain reward centre in big ways, and having those interactions. Introverts re-energize by being alone.

Some might interpret your silence in the face of the steady flow of conversation as indifference or disapproval because the conversation does not meet your intellectual standards. In fact, you may be very interested in all that's being said. You just don't have the confidence or energy to jump into the conversational fray.

Just like Warren Buffet had to overcome his fear of public speaking in order to become one of the most successful businessmen in America, we can all work with our limitations and not be held back by them. You need to figure out what your true voice is as early in your career as you can.

If you've watched one of our shows or met me in person, you know I am not one of those characters. In fact, I'm amazed they let me on TV at all. In real life, I'm usually the quiet one in the corner. I prefer listening to speaking, and the only rooms I own are the ones in my house.

I am an introvert, and thankfully, so is the woman who cuts my hair. It took me a while to find her. For years, questions about my job and love life over the hum of a blowdryer made me feel like I was on an unsolicited first date. With Leslie, it's different. Which is why the following test might be the best way to identify whether you're an introvert or extrovert.